... commercial office, villas and so on.Features: 1. Forend and striking plate: stainless steel, in brass, steel. 2. Finish: stainless steel, nickel, chrome, brass ... , oprated by handle or cylinder. 4. Deadbolt: brass deadbolt nickel or brass plated with two turns. operated by cylinder. 5 ... . 8. We own their hot-forging maching, polishing, plating and assembling in our factory. 9. OEM welcome. model no. ...